Hitachi STF551 Optional Swivel Base for Hitachi 55HDS52 Plasma TV (Discontinued by Manufacturer) Motorized power swivel stand controlled with Hitachi TV's remote Compatible with Hitachi 55HDX62, 55HDT52 and 55HDS52 flat-screen televisions Stylish gloss black with brushed finish Customize the screen angle up to 30 degrees in either direction Covered by TV warranty